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Elton, Town of Jefferson Davis

Sewage treatment plant, Elton, Louisiana. NPDES permit LA0061719 expired Jun 30, 2024; its limits still apply. Last 12 months: over a limit 10 times (last May 2026), 3 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (16 values), form Q quarterly (6 values)
Last report on file
July 2026
Oct 2024 – Sep 2025
31 values over a limit, 0 required values missing, 0 of 16 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
November 2025Coliform, fecal general, monthly geometric mean441 #/100mL≤ 200 #/100mL121%
November 2025Coliform, fecal general, weekly geometric mean970 #/100mL≤ 400 #/100mL143%
December 2025Coliform, fecal general, weekly geometric mean960 #/100mL≤ 400 #/100mL140%
January 2026Coliform, fecal general, weekly geometric mean680 #/100mL≤ 400 #/100mL70%
February 2026Coliform, fecal general, monthly geometric mean396 #/100mL≤ 200 #/100mL98%
February 2026Coliform, fecal general, weekly geometric mean1660 #/100mL≤ 400 #/100mL315%
February 2026Solids, total suspended, monthly average36.23 mg/L≤ 15 mg/L142%
February 2026Solids, total suspended, weekly average51 mg/L≤ 23 mg/L122%
May 2026Solids, total suspended, monthly average16.07 mg/L≤ 15 mg/L7%
May 2026Solids, total suspended, weekly average38 mg/L≤ 23 mg/L65%

Limits in force (29)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly average minimum≥ 6 mg/LMar–Nov
Oxygen, dissolved [DO]monthly average minimum≥ 5 mg/LJan, Feb, Dec
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendedweekly average≤ 23 mg/Lall year
Solids, total suspendedmonthly average≤ 42 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]weekly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan, Feb, Dec
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMar–Nov
Nitrogen, ammonia total [as N]weekly average≤ 20 mg/LJan, Feb, Dec
Nitrogen, ammonia total [as N]weekly average≤ 4 mg/LMar–Nov
Nitrogen, ammonia total [as N]monthly average≤ 28 lb/dJan, Feb, Dec
Nitrogen, ammonia total [as N]monthly average≤ 6 lb/dMar–Nov
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 5 mg/LMar–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LJan, Feb, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 7.5 mg/LMar–Nov
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/LJan, Feb, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 14 lb/dMar–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 28 lb/dJan, Feb, Dec

How strict are these limits?

Cited limits by parameter: Louisiana's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/LA0061719 · MCP: https://passage-data.com/mcp